Unet-based improved infrared image photovoltaic panel boundary segmentation method under view angle of unmanned aerial vehicle

An infrared image and photovoltaic panel technology, applied in the field of image processing, can solve the problems of large misjudgment, low density, and difficult to define infrared image boundaries, and achieve the effect of improving accuracy, improving accuracy, and overcoming the difficulty of distinguishing boundaries.

Pending Publication Date: 2022-01-28
ZHEJIANG ZHENENG ELECTRIC POWER +1
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AI Technical Summary

Problems solved by technology

At present, the traditional image segmentation method is mainly suitable for the situation where the image features are obvious and the density is low, and as the background changes, the incidence of misjudgment is large, and the accuracy of the segmentation result is not high.
In addition, due to the continuous nature of the thermal domain of infrared images, it is difficult to define the boundaries of infrared images, so there is great uncertainty. Therefore, image segmentation based on traditional methods is not conducive to photovoltaic segmentation of infrared scenes.

Method used

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Embodiment Construction

[0041] In order to better understand the present invention, the content of the present invention is further illustrated below in conjunction with the examples, but the content of the present invention is not limited to the following examples.

[0042] Such as figure 1 As shown, the overall process of the method of this embodiment includes the following steps;

[0043] Step S1: Establish a dataset of infrared images of photovoltaic panels from the perspective of drones. The image samples come from inspection drones at the power plant site, and infrared images with changing scenes under infrared conditions and different illumination and brightness are selected as training data. set, image selection samples such as image 3 As shown; to preprocess the filtered infrared image, first use the image annotation tool labelme to annotate the original image, and then analyze the generated json annotation file to obtain the segmented image of the target as the segmented target, according...

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Abstract

The invention discloses a deep learning-based photovoltaic panel semantic segmentation method applied to an infrared image. The method comprises the following steps of: establishing a photovoltaic panel data set under an unmanned aerial vehicle visual angle infrared light condition and preprocessing the photovoltaic panel data set; constructing an improved Unet semantic segmentation deep learning model; putting training sets into the improved Unet semantic segmentation deep learning model batch by batch for iteration, and testing the performance of the model obtained through real-time training through a test set; and inputting a to-be-detected photovoltaic panel image under the infrared light condition into the model corresponding to the minimum loss so as to process the to-be-detected photovoltaic panel image, and performing outputting to obtain a segmentation result. According to the method of the invention, the deep learning method is applied to the boundary detection of the infrared photovoltaic panel, and the Unet network model is improved, more significant shallow features are put forward to improve the segmentation precision of the photovoltaic panel.

Description

technical field [0001] The invention relates to an image processing method belonging to the field of image processing applied by drones, in particular to a photovoltaic panel boundary segmentation method for infrared images from the perspective of drones. Background technique [0002] In recent years, the field of drone vision has been actively promoted and applied because the camera mounted on the drone can obtain a wider viewing angle, and the real-time and flexibility of drone vision are relatively high. At this stage, breakthroughs have been made in the detection of photovoltaic panels with visible light. For infrared images, due to the continuity of the thermal domain, the edge boundaries are not obvious, and the boundaries of photovoltaic panels cannot be well determined. The boundary segmentation of infrared images still relies on manual work, and the current infrared monitoring personnel are few, unable to meet the labeling work for huge amounts of infrared images, w...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06T7/00G06T7/12G06T7/13G06T3/40G06V10/774G06V10/80G06V10/82G06K9/62G06N3/04G06N3/08
CPCG06T7/0004G06T7/12G06T7/13G06T3/4053G06T3/4046G06N3/04G06N3/08G06T2207/10048G06T2207/20081G06T2207/20084G06T2207/30148G06F18/253G06F18/214
Inventor 刘刚沙万里苏践戴超超戴铭郑恩辉
Owner ZHEJIANG ZHENENG ELECTRIC POWER
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